Detroit DD15 EPA10 (2010-13) Fault Code: SPN 3361 FMI 4 (ACM) Diesel Exhaust Fluid Metering Valve Circuit Failed Low

DESCRIPTION:
Diesel Exhaust Fluid (DEF) metering valve circuit failed low.

MONITORED PARAMETER:
DEF metering valve.

TYPICAL ENABLING CONDITIONS:
DEF metering valve on.

MONITOR SEQUENCE:
None

EXECUTION FREQUENCY:
Continuous when enabling conditions met.

TYPICAL DURATION:
2 Seconds

DASH LAMPS:
1. MIL
2. CEL

ENGINE REACTION:
Derate 25%

VERIFICATION:
SCR quantity test.

PROBABLE CAUSES:
1. DEF doser valve harness connector.
2. DEF metering unit failure.
3. Wiring between DEF doser valve harness and the ECM

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